GIA 63 Installation Manual
190-00303-05
Page 4-20
Rev. Y
4.4.1.2 RS-485/422
The GIA 63(X) contains a total of 5 channels of RS-485 serial data communications. Any two of these
channels can also be configured as one RS-422 channel to allow for system flexibility. These data busses
conform to EIA standard RS-485, or RS-422, depending on which mode they are currently operating in.
Table 4-12. RS-485/422
Pin Name
Connector
Pin
I/O
RS-485 3 A/RS-422 IN A
P603
27
I/O
RS-485 3 B/RS-422 IN B
P603
28
I/O
RS-485 5 A/RS-422 OUT A
P603
36
I/O
RS-485 5 B/RS-422 OUT B
P603
37
I/O
RS-485 1 A
P603
23
I/O
RS-485 1 B
P603
24
I/O
RS-485 2 A
P603
25
I/O
RS-485 2 B
P603
26
I/O
RS-485 4 A
P603
4
I/O
RS-485 4 A
P603
5
I/O
RS-485 4 B
P603
6
I/O
RS-485 4 B
P603
7
I/O
Summary of Contents for GIA 63
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